242378020

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{60899}}^1$

素因数の和:61107

約数の個数: 24

約数和(自身を含む): 511560000

約数和(自身を除く): 269181980

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 60899, 121798, 243596, 304495, 608990, 1217980, 12118901, 24237802, 48475604, 60594505, 121189010, 242378020]

約数ペア:

[(1, 242378020), (2, 121189010), (4, 60594505), (5, 48475604), (10, 24237802), (20, 12118901), (199, 1217980), (398, 608990), (796, 304495), (995, 243596), (1990, 121798), (3980, 60899)]